Portable optical scanner



FIG. 1 is a top plan view of a portable optical scanner showing my newdesign;

FIG. 2 is a left side elevational view, the right side elevational viewbeing a mirror image;

FIG. 3 is a bottom plan view;

FIG. 4 is a rear elevational view; and

FIG. 5 is a front elevational view thereof.

The ornamental design for portable optical scanner, as shown anddescribed.